A projective homotopy theory of crossedG-modules Graham EllisKeith Hardie OriginalPaper Pages: 201 - 219
Cohomologically trivial internal categories in categories of groups with operations Tamar Datuashvili OriginalPaper Pages: 221 - 237
Categories of abstract smooth models and their singular envelopes Martin Jurchescu OriginalPaper Pages: 239 - 259
Regular and normal closure operators and categorical compactness for groups Temple H. FayGary L. Walls OriginalPaper Pages: 261 - 278
Quantaloids, enriched categories and automata theory Kimmo I. Rosenthal OriginalPaper Pages: 279 - 301